{% extends "layout.html" %}

{% block content %}
<div class="row mb-3">
    <div class="col-md-8">
        <h2><i class="bi bi-file-earmark"></i> {{ document.original_filename }}</h2>
    </div>
    <div class="col-md-4 text-end">
        <a href="{{ url_for('dashboard') }}" class="btn btn-secondary">
            <i class="bi bi-arrow-left"></i> Back to Dashboard
        </a>
    </div>
</div>

<div class="row">
    <div class="col-md-8">
        <div class="card mb-4">
            <div class="card-header bg-primary text-white">
                <h5 class="mb-0"><i class="bi bi-eye"></i> Document Viewer</h5>
            </div>
            <div class="card-body">
                <div class="document-viewer">
                    {% if document.file_type == 'pdf' %}
                    <div class="ratio ratio-16x9">
                        <iframe src="{{ url_for('serve_document_file', document_id=document.id) }}" allowfullscreen></iframe>
                    </div>
                    {% elif document.file_type == 'image' %}
                    <img src="{{ url_for('download_document', document_id=document.id) }}" class="img-fluid" alt="{{ document.original_filename }}">
                    {% elif document.file_type == 'video' %}
                    <div class="ratio ratio-16x9">
                        <video controls>
                            <source src="{{ url_for('download_document', document_id=document.id) }}" type="video/mp4">
                            Your browser does not support the video tag.
                        </video>
                    </div>
                    {% else %}
                    <div class="alert alert-info">
                        <i class="bi bi-info-circle"></i> Preview not available for this file type. Please download the file to view its contents.
                    </div>
                    {% endif %}
                </div>
                
                <div class="mt-3">
                    <a href="{{ url_for('download_document', document_id=document.id) }}" class="btn btn-primary">
                        <i class="bi bi-download"></i> Download
                    </a>
                    <a href="{{ url_for('share_document', document_id=document.id) }}" class="btn btn-info">
                        <i class="bi bi-share"></i> Share
                    </a>
                    {% if document.user_id == session.user_id or session.role == 'admin' %}
                    <a href="{{ url_for('delete_document', document_id=document.id) }}" class="btn btn-danger"
                       onclick="return confirm('Are you sure you want to delete this document?')">
                        <i class="bi bi-trash"></i> Delete
                    </a>
                    {% endif %}
                </div>
            </div>
        </div>
        
        <div class="card mb-4">
            <div class="card-header bg-info text-white">
                <h5 class="mb-0"><i class="bi bi-clock-history"></i> Version History</h5>
            </div>
            <div class="card-body">
                <div class="table-responsive">
                    <table class="table table-striped">
                        <thead>
                            <tr>
                                <th>Version</th>
                                <th>Date</th>
                                <th>Actions</th>
                            </tr>
                        </thead>
                        <tbody>
                            {% for version in versions %}
                            <tr>
                                <td>v{{ version.version_number }}</td>
                                <td>{{ version.created_at }}</td>
                                <td>
                                    <a href="#" class="btn btn-sm btn-primary">
                                        <i class="bi bi-download"></i> Download
                                    </a>
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>
            </div>
        </div>
    </div>
    
    <div class="col-md-4">
        <div class="card mb-4">
            <div class="card-header bg-secondary text-white">
                <h5 class="mb-0"><i class="bi bi-info-circle"></i> Document Information</h5>
            </div>
            <div class="card-body">
                <ul class="list-group list-group-flush">
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        File Type
                        <span class="badge bg-primary rounded-pill">{{ document.file_type }}</span>
                    </li>
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        Size
                        <span class="badge bg-secondary rounded-pill">{{ (document.file_size / 1024)|round(1) }} KB</span>
                    </li>
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        Uploaded
                        <span class="badge bg-info rounded-pill">{{ document.created_at.split(' ')[0] }}</span>
                    </li>
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        Visibility
                        <span class="badge bg-{{ 'success' if document.visibility == 'public' else 'warning' }} rounded-pill">
                            {{ document.visibility }}
                        </span>
                    </li>
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        Versions
                        <span class="badge bg-dark rounded-pill">{{ versions|length }}</span>
                    </li>
                </ul>
            </div>
        </div>
        
        <div class="card">
            <div class="card-header bg-success text-white">
                <h5 class="mb-0"><i class="bi bi-share"></i> Sharing Information</h5>
            </div>
            <div class="card-body">
                {% if shares %}
                <h6>Shared With</h6>
                <ul class="list-group list-group-flush mb-3">
                    {% for share in shares %}
                    <li class="list-group-item d-flex justify-content-between align-items-center">
                        {% if share.shared_with %}
                        <span><i class="bi bi-person"></i> {{ share.username }}</span>
                        {% elif share.share_link %}
                        <span><i class="bi bi-link"></i> Via Link</span>
                        <small class="text-muted">
                            {% if share.expires_at %}
                            Expires: {{ share.expires_at.split(' ')[0] }}
                            {% endif %}
                        </small>
                        {% endif %}
                    </li>
                    {% endfor %}
                </ul>
                {% else %}
                <p>This document hasn't been shared yet.</p>
                {% endif %}
                
                <a href="{{ url_for('share_document', document_id=document.id) }}" class="btn btn-success w-100">
                    <i class="bi bi-share"></i> Manage Sharing
                </a>
            </div>
        </div>
    </div>
</div>
{% endblock %}